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Money Supply Shrinks: The Federal Reserve Board said the measure of the nation’s money supply known as M2 fell in the week ended Sept. 2 to a seasonally adjusted $3,387.5 billion from $3,397.2 billion the week before. A broader measure, M3, fell to a seasonally adjusted $4,139.0 billion from $4,149.8 billion. The narrowest measure of the money supply, M1, fell to a seasonally adjusted $867.1 billion from $869.7 billion. M1 includes cash in circulation, deposits in checking accounts and non-bank travelers checks. M2 is M1 plus accounts such as savings deposits and money market mutual funds. M3 is M2 plus less-liquid accounts such as certificates of deposit in minimum denominations of $100,000.